An inadequate secretion of thyroid hormones results in which is characterized by weight gain and lethargy, while an excess of thyroid hormone secretion results in which is characterized by

Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.